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Doug's Headers Uncoated Headers 1967-1972 Chevy/GMC Truck/SUV 2WD/4WD 265-400

776-D372Y-R


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Doug's Headers D372Y-R
$508.99
Uncoated Headers
  • 1967-1972 Chevy/GMC Truck/SUV 2WD/4WD 265-400
  • 1-5/8'' to 2'' Tube Diameter
  • 2-1/2'' Collector
  • Oval Port Shape
  • Tri-Y Design
  • Free Shipping - Ships directly from the manufacturer
    Save $10 off $199, $20 off $299, $30 off $499, $100 off $1,199 Orders. Promo Code: SPRING exclusions apply
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    Narrow Results

    1972  GMC C35/C3500 PICKUP

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 4.8
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: T
    • CUI: 292
    • EngineType: L6 ( 4.8 L / 292 )

    1968-1969  GMC K35/K3500 PICKUP

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 6.5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: E
    • CUI: 396
    • EngineType: V8 ( 6.5 L / 396 )

    1969  CHEVROLET K20 SUBURBAN

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: U
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1971  CHEVROLET C20 SUBURBAN

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: P
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1968-1969  GMC C15/C1500 PICKUP

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: E
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1968-1969  GMC C25/C2500 SUBURBAN

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 6.5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: E
    • CUI: 396
    • EngineType: V8 ( 6.5 L / 396 )

    1970  CHEVROLET C10 SUBURBAN

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: B
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1972  GMC K35/K3500 PICKUP

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: F
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1970-1971  GMC K25/K2500 PICKUP

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 4.8
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: -
    • CUI: 292
    • EngineType: L6 ( 4.8 L / 292 )

    1971  GMC JIMMY

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: H
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1970-1972  GMC C25/C2500 PICKUP

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 4.8
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: S
    • CUI: 292
    • EngineType: L6 ( 4.8 L / 292 )

    1970-1971  GMC C25/C2500 PICKUP

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 4.8
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: -
    • CUI: 292
    • EngineType: L6 ( 4.8 L / 292 )

    1970  GMC K35/K3500 PICKUP

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: A
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1970-1971  CHEVROLET C10 SUBURBAN

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 4.8
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: -
    • CUI: 292
    • EngineType: L6 ( 4.8 L / 292 )

    1970-1971  GMC C35/C3500 PICKUP

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 4.8
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: -
    • CUI: 292
    • EngineType: L6 ( 4.8 L / 292 )

    1970  GMC C25/C2500 SUBURBAN

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: A
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1972  GMC K25/K2500 PICKUP

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 4.8
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: T
    • CUI: 292
    • EngineType: L6 ( 4.8 L / 292 )

    1968  GMC C35/C3500 PICKUP

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 5.3
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: -
    • CUI: 327
    • EngineType: V8 ( 5.3 L / 327 )

    1972  GMC K25/K2500 PICKUP

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: F
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1970  CHEVROLET K10 SUBURBAN

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: A
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1971  CHEVROLET BLAZER

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: P
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1971  GMC K15/K1500 SUBURBAN

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: H
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1972  GMC C15/C1500 PICKUP

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: F
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1972  CHEVROLET K20 SUBURBAN

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 4.8
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: T
    • CUI: 292
    • EngineType: L6 ( 4.8 L / 292 )

    1971  CHEVROLET BLAZER

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: H
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1970-1971  GMC K15/K1500 PICKUP

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 4.8
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: S
    • CUI: 292
    • EngineType: L6 ( 4.8 L / 292 )

    1968-1969  CHEVROLET K10 SUBURBAN

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 6.5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: Y
    • CUI: 396
    • EngineType: V8 ( 6.5 L / 396 )

    1970  GMC K35/K3500 PICKUP

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: B
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1970-1971  CHEVROLET C10 SUBURBAN

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 4.8
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: S
    • CUI: 292
    • EngineType: L6 ( 4.8 L / 292 )

    1970-1972  GMC K25/K2500 PICKUP

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 4.8
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: S
    • CUI: 292
    • EngineType: L6 ( 4.8 L / 292 )

    1972  GMC C25/C2500 SUBURBAN

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 4.8
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: T
    • CUI: 292
    • EngineType: L6 ( 4.8 L / 292 )

    1972  CHEVROLET C20 SUBURBAN

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: F
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1967  GMC C25/C2500 PICKUP

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: -
    • CUI: 305
    • EngineType: V6 ( 5 L / 305 )

    1967  GMC K15/K1500 PICKUP

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: -
    • CUI: 305
    • EngineType: V6 ( 5 L / 305 )

    1969  GMC K25/K2500 PICKUP

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: U
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1970  GMC K25/K2500 PICKUP

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: B
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1972  GMC K35/K3500 PICKUP

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 4.8
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: T
    • CUI: 292
    • EngineType: L6 ( 4.8 L / 292 )

    1968-1969  CHEVROLET C10 SUBURBAN

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 6.5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: Y
    • CUI: 396
    • EngineType: V8 ( 6.5 L / 396 )

    1969  CHEVROLET BLAZER

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: U
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1969  GMC K25/K2500 SUBURBAN

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: -
    • CUI: 305
    • EngineType: V6 ( 5 L / 305 )

    1971  GMC C25/C2500 PICKUP

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: P
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1972  GMC K25/K2500 SUBURBAN

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: F
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1970  GMC C15/C1500 PICKUP

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: A
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1967  GMC K25/K2500 PICKUP

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 5.3
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: -
    • CUI: 327
    • EngineType: V8 ( 5.3 L / 327 )

    1971  CHEVROLET K20 SUBURBAN

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: P
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1972  CHEVROLET C20 SUBURBAN

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 4.8
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: T
    • CUI: 292
    • EngineType: L6 ( 4.8 L / 292 )

    1970-1972  GMC C35/C3500 PICKUP

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 4.8
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: S
    • CUI: 292
    • EngineType: L6 ( 4.8 L / 292 )

    1968-1969  CHEVROLET C20 SUBURBAN

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 6.5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: E
    • CUI: 396
    • EngineType: V8 ( 6.5 L / 396 )

    1969  GMC K25/K2500 SUBURBAN

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: -
    • CUI: 305
    • EngineType: V6 ( 5 L / 305 )

    1970  CHEVROLET C20 SUBURBAN

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: B
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1972  CHEVROLET K20 SUBURBAN

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: F
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1971  CHEVROLET C20 SUBURBAN

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: H
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1968-1969  CHEVROLET C20 SUBURBAN

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: E
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1970  GMC C15/C1500 SUBURBAN

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: B
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1968-1969  GMC K35/K3500 PICKUP

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 6.5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: Y
    • CUI: 396
    • EngineType: V8 ( 6.5 L / 396 )

    1970-1971  GMC C15/C1500 PICKUP

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 4.8
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: S
    • CUI: 292
    • EngineType: L6 ( 4.8 L / 292 )

    1970  GMC C25/C2500 PICKUP

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: B
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1969  GMC K25/K2500 SUBURBAN

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: U
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1972  GMC C15/C1500 SUBURBAN

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: F
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1970  GMC K25/K2500 PICKUP

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: A
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1971  GMC C25/C2500 SUBURBAN

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: H
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1968-1969  GMC K25/K2500 PICKUP

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 6.5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: E
    • CUI: 396
    • EngineType: V8 ( 6.5 L / 396 )

    1967  GMC K25/K2500 PICKUP

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: -
    • CUI: 305
    • EngineType: V6 ( 5 L / 305 )

    1968-1969  GMC C15/C1500 SUBURBAN

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 6.5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: Y
    • CUI: 396
    • EngineType: V8 ( 6.5 L / 396 )

    1968-1969  GMC C15/C1500 PICKUP

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 6.5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: E
    • CUI: 396
    • EngineType: V8 ( 6.5 L / 396 )

    1968-1969  GMC K15/K1500 PICKUP

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: E
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1969  CHEVROLET K10 SUBURBAN

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: U
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1967  GMC C25/C2500 PICKUP

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 5.3
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: -
    • CUI: 327
    • EngineType: V8 ( 5.3 L / 327 )

    1970  CHEVROLET K20 SUBURBAN

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: B
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1969  GMC K15/K1500 SUBURBAN

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: -
    • CUI: 305
    • EngineType: V6 ( 5 L / 305 )

    1971  GMC C35/C3500 PICKUP

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: H
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1971  GMC C35/C3500 PICKUP

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: P
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1970  GMC JIMMY

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: A
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1968-1969  CHEVROLET C10 SUBURBAN

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 6.5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: E
    • CUI: 396
    • EngineType: V8 ( 6.5 L / 396 )

    1971  CHEVROLET C10 SUBURBAN

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: H
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1970  GMC C15/C1500 SUBURBAN

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: A
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1970  GMC C25/C2500 PICKUP

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: A
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1969  CHEVROLET C10 SUBURBAN

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: U
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1968-1969  GMC C25/C2500 PICKUP

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 6.5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: E
    • CUI: 396
    • EngineType: V8 ( 6.5 L / 396 )

    1971  GMC K25/K2500 SUBURBAN

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: H
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1970  CHEVROLET BLAZER

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 4.8
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: S
    • CUI: 292
    • EngineType: L6 ( 4.8 L / 292 )

    1969  GMC K35/K3500 PICKUP

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: U
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1970  GMC JIMMY

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: B
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1972  GMC C25/C2500 PICKUP

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 4.8
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: T
    • CUI: 292
    • EngineType: L6 ( 4.8 L / 292 )

    1969  GMC C15/C1500 PICKUP

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: U
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1967  GMC C25/C2500 PICKUP

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: -
    • CUI: 305
    • EngineType: V6 ( 5 L / 305 )

    1971  CHEVROLET K20 SUBURBAN

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: H
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1970  CHEVROLET K20 SUBURBAN

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: A
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1972  CHEVROLET C10 SUBURBAN

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: F
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1971  GMC JIMMY

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: P
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1968-1969  CHEVROLET C20 SUBURBAN

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 6.5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: Y
    • CUI: 396
    • EngineType: V8 ( 6.5 L / 396 )

    1969  CHEVROLET BLAZER

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: E
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1968  GMC C35/C3500 PICKUP

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 4.8
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: S
    • CUI: 292
    • EngineType: L6 ( 4.8 L / 292 )

    1968  GMC K25/K2500 SUBURBAN

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 5.3
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: E
    • CUI: 327
    • EngineType: V8 ( 5.3 L / 327 )

    1967  GMC K15/K1500 PICKUP

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: -
    • CUI: 305
    • EngineType: V6 ( 5 L / 305 )

    1970  GMC C25/C2500 SUBURBAN

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: B
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1968-1969  CHEVROLET K10 SUBURBAN

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: E
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1972  GMC C25/C2500 PICKUP

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: F
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1970-1972  GMC K25/K2500 SUBURBAN

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 4.8
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: S
    • CUI: 292
    • EngineType: L6 ( 4.8 L / 292 )

    1972  GMC K15/K1500 SUBURBAN

    • Fitment_Note: Collector: 2 1/2; Port Shape: OVL; Primary Tube: 1 5/8 - 2; legal for off-highway use (exc. in Calif. or states using Calif. emission stds.); Fits D-Port heads incl. ZZ4 crate engines
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: F
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    Items You Need

    Some parts are not legal for use in California or other states with similar laws / regulations

    Motor Vehicles

    WARNING: Motor vehicles contain fuel, oils and fluids, battery posts, terminals and related accessories which contain lead and lead compounds and other chemicals known to the State of California to cause cancer, birth defects and other reproductive harm. These chemicals are found in vehicles, vehicle parts and accessories, both new and as replacements. When being serviced, these vehicles generate used oil, waste fluids, grease, fumes and particulates, all known to the State of California to cause cancer, birth defects, and reproductive harm.

    Tools:

    WARNING: Some dust created by power sanding, sawing, grinding, drilling, and other construction activities contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Some examples of these chemicals are: lead from lead-based paints, crystalline silica from bricks and cement and other masonry products, and arsenic and chromium from chemically treated lumber. Your risk from exposure to these chemicals varies, depending on how often you do this type of work. To reduce your exposure, work in a well-ventilated area and with approved safety equipment, such as dust masks that are specially designed to filter out microscopic particles.

    Electrical Cords

    WARNING: The wires of these products contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Wash hands after handling.